U.S. Sen. Ted Cruz will be up for reelection next year, now a seasoned senator and established conservative leader. But Democrats are still holding out hope they can repeat the sensation of Beto-mania.

At the end of early voting on Friday, turnout in the state's largest counties already surpassed the entire turnout of the 2014 midterm elections.

U.S. Sen. Ted Cruz, R-Texas, and his Democratic rival, U.S. Rep. Beto O'Rourke of El Paso, faced off for their second — and maybe final — debate Tuesday night in San Antonio.